Minarelli Carburetor Idle Jet

Idle Jet for Minarelli 50cc and Yamaha Jog Scooters

This slow jet is built for the carburetors on Minarelli 50cc 2-stroke engines, where it helps keep the fuel and air balanced correctly. When a scooter struggles to fire up, hunts or surges, or idles unevenly, a new replacement jet like this one can bring back smooth running. It belongs to the group of Minarelli 50cc / Yamaha jog scooter parts that can noticeably improve how the engine runs. For the best outcome, confirm the size and intake match your setup.

Signs It Needs Changing

Consider swapping this jet if your scooter is hard to get started, loses power or hesitates under throttle, or idles inconsistently. A clogged or worn idle jet can hurt performance, so replacing it once these problems appear is a sensible step.

Specifications

• Type: Idle (Slow) Jet
• Size: #40
• Fits: Minarelli 50cc 2-stroke carburetors (#40 idle jet)
• OEM Part Number: 40QMB

Fitment

Fits:

• Minarelli 50cc 2-stroke carburetor

How to choose: Check the size marked on your current idle jet. It should read #40 and be used on a Minarelli 50cc 2-stroke carburetor.

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